package com.itrui.im.websocket;

import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.http.server.ServerHttpRequest;
import org.springframework.http.server.ServerHttpResponse;
import org.springframework.stereotype.Component;
import org.springframework.web.socket.WebSocketHandler;
import org.springframework.web.socket.server.HandshakeInterceptor;

import java.util.Map;

@Slf4j
@Component
public class MessageHandshakeInterceptor implements HandshakeInterceptor {
    @Override
    public boolean beforeHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler, Map<String, Object> attributes) throws Exception {
        String path = request.getURI().getPath();
        String[] ss = StringUtils.split(path, '/');
        if(ss.length != 2){
            return false;
        }
        if(!StringUtils.isNumeric(ss[1])){
            return false;
        }
        attributes.put("uid", Long.valueOf(ss[1]));
        return true;

    }

    @Override
    public void afterHandshake(ServerHttpRequest serverHttpRequest, ServerHttpResponse serverHttpResponse, WebSocketHandler webSocketHandler, Exception e) {
        log.info("连接成功......");
    }
}
